GSA is seeking expressions of interest from property owners or authorized representatives for office space in Holtsville, NY, within a defined area. The requirement is for 9,999–10,499 ABOA square feet, 25 surface parking spaces, a 10-year full term with a 5-year firm term, and a fully serviced lease. The space must be ground-level with direct access to a secure outdoor play area, include land for that area, be within 1.5 drivable miles of 1040 Waverly Ave, and avoid industrial, law-enforcement, high-risk, and floodplain locations. Non-incumbent sites must have soil tested for dangerous contaminants, and offered space must meet government fire safety, accessibility, seismic, and sustainability standards. A market survey is estimated for December 2026, with occupancy targeted for October 1, 2027.